Home / 231,615.02-346,746.45-142,601.42

Finding the Fourth Proportional to 231,615.02, 346,746.45 and 142,601.42

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Solution

The fourth proportional to 231,615.02, 346,746.45 and 142,601.42 is: 213,485.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,615.02 : 346,746.45 = 142,601.42 : x
  2. Step 2: Convert to fraction form
    231,615.02/346,746.45 = 142,601.42/x
  3. Step 3: Cross multiply
    231,615.02x = 346,746.45 × 142,601.42
  4. Step 4: Simplify right side
    231,615.02x = 49,446,536,149.96
  5. Step 5: Solve for x
    x = 49,446,536,149.96/231,615.02
  6. Step 6: Final answer
    x = 213,485.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.